2026 Compare Cities Climate:
Collinsville, IL vs Maryland Heights, MO

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Highlights
- Maryland Heights has 3.0% less rainy days than Collinsville.
- Maryland Heights has 3.0% more Sunny Days than Collinsville.
- On the BestPlaces comfort index, Maryland Heights scores 0.0% worse than Collinsville
 Collinsville, ILMaryland Heights, MOUnited States
 Rainfall  Unlock4238
 Snowfall13  Unlock28
 Precipitation  Unlock104106
 Sunny199  Unlock205
 Avg. July High  Unlock8986
 Avg. Jan. Low22  Unlock22
 Comfort Index (higher=better)  Unlock7.27
 UV Index4.1  Unlock4.3
 Elevation  Unlock5352443
Reviews for Collinsville    2 Reviews

St. Louis MO metro area - Illinois area. Blistering summer weather, way below freezing winters. Almost no spring or fall. Otherwise, not a bad  More

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Over 20 years ago

Collinsville's winters rarely get a heavy snowfall. A few inches is the norm. The summers are hot and very muggy. Fall and Spring are the best times to be in  More

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Reviews for Maryland Heights    1 Reviews

My family is considering a move to Maryland Heights, MO for a job opportunity. We've loved visiting St. Louis for years, (restaurants, entertainment, sports, etc) but  More

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